Reusable swimwear garment

A reusable swim brief comprising:

• a containment insert for containing excreted human waste, the containment insert comprising:
• a filter layer that filters out solid human waste;
• a confinement layer comprising one or more features for confining the solid human waste, wherein the one or more features comprise a valley formed from one or more elevated portions surrounding an inner portion, wherein the confinement layer at the inner portion is thinner than the confinement layer at the one or more elevated portions, wherein an outer portion surrounds the one or more elevated portions;
• an absorbent layer that absorbs liquid human waste, wherein the absorbent layer is located at the inner portion of the confinement layer between the one or more elevated portions;
• and
• one or more waterproof layers that prevent or reduce liquids from penetrating through the containment insert,
• 1;
• and
• an adjustable waistband for a customizable fit, wherein the adjustable waistband includes one or more fasteners for easy removal and adjustment of the reusable swim brief.